Description
Overview:
This genuine Stihl non-return valve (MPN 4776 510 0200) is a one-way valve for the high-pressure water circuit on Stihl cold-water pressure washers, including the RE 109 and RE 119. It allows water to flow in one direction and stops backflow, helping the pump hold pressure and preventing reverse flow that can cause pulsation or damage. The valve features a robust metal body with corrosion-resistant internals and rubber sealing rings for a reliable seal under pressure. It is a direct-fit service part designed for quick replacement during routine maintenance or when symptoms such as pressure loss, water bleeding back, or inconsistent spray appear. Genuine Stihl part for dependable operation in domestic and professional cleaning tasks.
Key Features:
- Genuine Stihl replacement part for correct fit and performance
- Prevents backflow to protect the pump and maintain stable pressure
- Helps reduce pulsation and start/stop cycling issues at the lance
- Durable metal construction with quality seals for long service life
- Straightforward installation with an OEM-form design
- Supports consistent trigger response and spray pattern
- Suitable for cold-water pressure washer use
- Stihl part number: 4776 510 0200 (Genuine Part)
Typical Applications:
Used when servicing the pump head or manifold to restore non-return function after wear, limescale, or debris. Helps maintain reliable operation for patio cleaning, vehicle washing, tools and machinery, and masonry surfaces in both home and site environments.
Also known as:
One-way valve, check valve, backflow valve, backflow preventer, NRV (non-return valve), pressure washer check valve.
Fits Models:
RE 109, RE 119, RE 119 PLUS, RE 129 PLUS
Alternate Part Numbers:
4776-510-0200, 47765100200
Product Specifications
| L&S Part No. | 4776 510 0200 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 47765100200 |
| Unit of Sale | 1 |
| Applications | RE 109, RE 119, RE 119 PLUS, RE 129 PLUS, RE109, RE119, RE119PLUS, RE129PLUS |
| Fits Brands | Stihl |
| Fits Models | RE 109 | RE 119 | RE 129 PLUS |
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